1253840088 has 16 divisors (see below), whose sum is σ = 3134600280. Its totient is φ = 417946688.

The previous prime is 1253840087. The next prime is 1253840111. The reversal of 1253840088 is 8800483521.

It is a super-2 number, since 2×1253840088² = 3144229932551695488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253840087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26121645 + ... + 26121692.

Almost surely, 2^1253840088 is an apocalyptic number.

It is an amenable number.

1253840088 is an abundant number, since it is smaller than the sum of its proper divisors (1880760192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253840088 is a wasteful number, since it uses less digits than its factorization.

1253840088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52243346 (or 52243342 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 39.

The square root of 1253840088 is about 35409.6044598072. The cubic root of 1253840088 is about 1078.3193131839.

The spelling of 1253840088 in words is "one billion, two hundred fifty-three million, eight hundred forty thousand, eighty-eight".